GACK [noun / exclamation]
Pronunciation Gack.
Meaning Blarg. Ack. Yuck. Ick. Icky stuff. Junk.
Usage "Gack! My example sentences are a load of gack."
Origin Probably Noj or Twi. Maybe both of them. Mixed parentage, cool! Might have just been me, though.

GAH! [exclamation]
Pronunciation Ga!
Meaning Alas!
Usage Expressing dismay via text message, since it's shorter than "alas!", "gack" or "blarg".
Origin Who knows? I started saying it in late 2002, but wasn't the first by any means. But since it's not in the dictionary, here it is, lads, here it is.

GAYK [noun]
Pronounciation Rhymes with cake.
Meaning Gay geek.
Usage V. handy insult, if you're too scared to call someone gay or a geek outright.
Origin Sara Maloney, mid-1997.

GEEN [noun]
Pronunciation With a hard 'g'.
Meaning Idiotic, annoying or aevil person, although often used affectionately.
Usage "You are the dancing geen!"
Origin Zed, mid 1998, when coming up with a word for a cross between a goon and a freak.

GEENCH [noun]
Pronunciation Geench. The 'g' of geen is about as hard as completely eliminating negative energy from an entire office.
Meaning A language spoken by geens who are half French and half Geordie. What you're talking if you say, "Why aye, c'est une bonne idee" and you're a geen.
Usage Precious little.
Origin The eleventh century. When the Normans invaded Newcastle.

GEENDARME [noun]
Pronunciation Geen-darm. (The 'g' of 'geen' is harder than beating a snail in a race along the M40.)
Meaning A French policeman, geeny by definition.
Usage None whatsoever.
Origin Zed, late 1999.

GEENEALOGY
Pronunciation You know, I'm not sure. I've never had much use for the word. Nevertheless, the 'g' of 'geen' is well hard.
Meaning The study of historical strange geens in your family.
Usage Very little, but quite interesting.
Origin My great great great great great grandmother.

GEENERAL [adjective]
Pronunciation Geen-ur-ul. So great is the hardness of the 'g' of 'geen', words can't do justice to it.
Meaning Typical of geens.
Usage "Geenerally speaking, my example sentences are pants."
Origin Zed, late 1999.

GEENERATION [noun]
Pronunciation Geen-ur-ray-shun. ('Geen' is pronounced with 'g' that's about as hard as a nuclear war.)
Meaning People born since 1983. Most of them are geens.
Usage "Oasis covered The Who by talking about their geeneration."
Origin Zed, late 1999.

GEENEROUS [adjective]
Pronunciation Geen-er-us. (Geen being pronounced with a 'g' that makes diamond look soft. Apparently the hardest substance in the world is talc, but the stuff you get in the supermarket suggests otherwise.)
Meaning Generous, but in a geenic way.
Usage "Here, have an example sentence. My geenerosity knows no bounds."
Origin Zed, late 1999.

GEENESIS [noun]
Pronunciation Geen-uh-sis. ('Geen' has v. hard 'G'. Warren would not be a good example to it.)
Meaning The beginning of geenery.
Usage Good way of feeling better about yourself if you have two left feet; they'll ensure you that they can't dance either.
Origin Godlaming, England, 1967.

GEENETICS [noun]
Pronunciation Geen-et-ics. ["Geen" has a 'g' so hard that it makes Vinnie Jones look like a pillow.]
Meaning The study of geens.
Usage Like most school subjects, it's totally useless.
Origin Topia, late 1999.

GEENIE [noun]
Pronunciation Geen E ('geen' being pronounced with a 'g' so hard it's practically impossible)
Meaning Geen who lives in a magic lamp.
Usage "Christina Unspellable_Surname is a geenie in a bottle."
Origin Zed, late 1999.

GEENITAL [noun]
Pronunciation Unwise in mixed company. However, the 'g' of 'geen' is as hard as, well, let's not think about that.
Meaning Never you mind.
Usage Common.
Origin Someone other people's, probably.

GEENITIVE [adjective]
Pronunciation Geen-ih-tiv. (The 'g' of 'geen' is of much hardness.)
Meaning The most geenic case of Latin nouns.
Usage As far as I remember, if you wanted to say "Caecilius's house", Caecilius would have to be in the geenitive case. (Poor Caecilius, being shut in a case.) "villa Caecilii".
Origin The Romans, yonks ago.

GEENOCIDE [noun]
Pronunciation Geen-o-side. ('Geen' is pronounced with a 'g' with a similar hardness to cutting down the tallest tree in the forest with a pillow.)
Meaning The murder of geens.
Usage Not as often as I would like.
Origin Zed, late 1999.

GEENRE [noun]
Pronunciation Geen-ruh ('geen' is pronounced with a 'g' that's so hard that if you punched it, your fist would never be the same.)
Meaning A geenic genre.
Usage Good for describing my novels en masse.
Origin Zed, late 1999.

GEENTLEMEN [noun]
Pronunciation Geen-tul-men. (The 'g' of 'geen' is so hard that gentle is the last thing it is.)
Meaning A geen of a man. Well, just a man.
Usage "Ladies and geentlemen, today's rubbish example sentence!"
Origin Not long after the Bible began.

GEENTRIFICATION [noun]
Pronunciation Geen-triff-ick-ay-shun
Meaning Upgrading of a working class area when geens move in.
Usage Only for throwing around in GCSE Geography exams. Believe me, the invigilator won't mind.
Origin Zed, late 1999.

GEENTRY [noun]
Pronunciation Geen-tree. (The 'g' of 'geen' is so hard you'd have to be a geenius to work it out.)
Meaning The gentry. They're geens by definition.
Usage Stopping perfectly reasonable laws from being passed.
Origin There's always been a gentry!

GEENUINE [noun]
Pronunciation Geen-you-win. The 'g' of 'geen' is approximately as hard as coming up with new measures of hardness for it.
Meaning Real but geenic.
Usage "This is a geenuine example sentence. You'd better believe it!"
Origin Zed, late 1999.

GEEZERBREATH (noun)
Pronunciation Gee Zur Breth. Yes, the 'g' is harder than the most sorted of geezers. Meaning Aevil or annoying male person. A character in my novel "Tailgating".
Usage "Stanley was a right geezerbreath." [A line from my novel "Gullibility And Suspicion", since I couldn't think of a stronger insult that wouldn't involve swearing.]
Origin Zed, 1996.

GIFFERY (noun)
Pronunciation Despite the fact that "gif" is officially pronounced "jif", since the g stands for graphics, not giraffics, this is said with a well-hard g. Gif-ur-ee.
Meaning Collection of .gif files.
Usage "On Thursday I spent all day messing around with giffery."
Origin Zed, 7 January 2000. I was going to say "gif-related geenery" but "giffery" came out instead.

GIFFIFY (verb)
Pronunciation Gif fif fy. Pronounced with a Mensa-challenging g.
Meaning To turn something into a .gif file.
Usage "On Friday I giffied a load of JPEGs using Photoshop."
Origin Zed, 22 May 2000, when writing notes to myself on a graphics-mofidying procedure.

GOAT WORTHY (adjective)
Prounciation Gote Wur Thee.
Meaning Very good. Literally, worthy of sacrificing goats to.
Usage "You will find this example sentence not even remotely goat worthy."
Origin Meaghan, early 2002.

GOD (noun)
Pronunciation Godd or Jee Oh Dee
Meaning Guestbook Obsession Disorder. When you can't stop signing someone's guestbook, or guestbooks in general.
Usage A good excuse when people accuse you of being annoying.
Origin Zed (who is afflicted by it), early 2000.

GREENSPAP (noun)
Pronunciation Green spapp
Meaning Rubbish.
Usage "What's all this greenspap?" "Oh, just another useless example sentence. We had to have one, I'm afraid."
Origin Zed, early 1997.

GREENSPAPPIN' (adverb)
Pronunciation Green spapp inn
Meaning Word of emphasis, usually used offensively.
Usage "I'm greenspappin' insane"; most people would saying, "I'm beeping insane" and receive the irritating response, "Oh, you poor thing, I hear insane's not very good in bed. Is this true?"
Origin Zed, early 1997.

GROLL (adjective)
Pronunciation Rhymes with doll.
Meaning Grey, dull and / or depressing.
Usage "The weather is totally groll."
Origin Zed, 1996.

GROOVIG (adjective)
Pronunciation Grew Vig.
Meaning Groovy.
Usage "Mein record ist groovig!"
Origin German. When I went to Innsbruck on 8 July 2000, I noticed an advert in the window of a music shop, advertising a, "groovig und coolen rock 'n' rade sehr guten drummer + bassist". How can you resist "groovig und coolen" as a wonderful (or vonderbar) turn of phrase?

GUTE (adjective)
Pronunciation Goot.
Meaning Good.
Usage "When I woke up this morning I found that I had not turned into a giant insect. Gute gute."
Origin January 2000. Presumably derived from the German "gut". Although I'm not entirely sure who started it, suddenly everyone is saying it. Which is gute.